body {
    background: #f3f7fb;
    font-family: Arial, sans-serif;
}

.page-container {
    max-width: 1100px;
    margin: auto;
    padding: 30px 15px;
}

.card {
    border-radius: 8px;
    box-shadow: 0 2px 12px rgba(0,0,0,0.05);
    margin-bottom: 25px;
}

.card-header {
    background: #cfe2ff;
    font-weight: 700;
    color: #0a3a75;
    border-bottom: 1px solid #9bb9e8;
}

label {
    font-weight: 600;
    margin-bottom: 6px;
}

.error-message {
    color: #dc3545;
    font-weight: 600;
}

/* Stepper */
.stepper-wrapper {
    display: flex;
    justify-content: space-between;
    margin: 30px 0;
}

.stepper-item {
    position: relative;
    flex: 1;
    text-align: center;
}

    .stepper-item::before,
    .stepper-item::after {
        content: "";
        position: absolute;
        top: 20px;
        width: 100%;
        height: 2px;
        background: #ccc;
        z-index: 1;
    }

    .stepper-item::before {
        left: -50%;
    }

    .stepper-item::after {
        left: 50%;
    }

    .stepper-item:first-child::before,
    .stepper-item:last-child::after {
        display: none;
    }

.step-counter {
    width: 40px;
    height: 40px;
    background: #ccc;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: auto;
    z-index: 2;
    position: relative;
    color: #fff;
    font-weight: bold;
}

.stepper-item.completed .step-counter {
    background: #4bb543;
}

.stepper-item.completed::after {
    background: #4bb543;
}